Plaintree Systems Inc. designs, develops, manufactures, markets, and supports electronic products and specialty structural products in Canada, the United States, and internationally. The company manufactures avionic components for various applications, including aircraft antiskid braking, aircraft indicators, solenoids, and permanent magnet alternators; and operates as a design/build manufacturer of steel, aluminum, and stainless-steel specialty structures comprising commercial domes, free form structures, barrel vaults, space frames, and industrial dome coverings. It also provides super-alloys for the aircraft and helicopter markets; designs and manufactures custom hydraulic and pneumatic valves and cylinders for industrial, automation, and oil and gas markets; and manufactures kitchen appliances. Plaintree Systems Inc. was founded in 1988 and is headquartered in Arnprior, Canada.